Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface, showing my new design; and,

FIG. 2 is another front view thereof, as shown in a display screen environment.

The broken lines showing a display screen or portion thereof, as well as text, symbols, and portions of the user interface, are included for the purpose of illustrating portions of the article, and form no part of the claimed design. 

CLAIM We claim, the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 